09iddbis ((COLEMANITE, minor CALCITE)) $10 MINIMUM BID, Boron Open Pit, Boron Kern County, California, 5 x 3 x 3 cm, Miniature | |
Here is a specimen of a Colemanite with minor Calcite and minor micro chipping. It was previously from the Milton Speckels collecion purchased by Minette. ex Jim Minette collection. |